<template>
    <div>
        <!-- 展开或折叠侧边导航 -->
        <el-button @click="$emit('onisCollapse')">switch</el-button>
        <!-- 头像 -->
        <el-avatar src="https://cube.elemecdn.com/0/88/03b0d39583f48206768a7534e55bcpng.png"></el-avatar>
    </div>
</template>
<script>
export default {
    data(){
        return {

        }
    }
}
</script>